Re: Xen 8 9 DomU kernel panic with 2 or more virtual CPU
Hello. I have the same problem, but other error. When I create machine with 1 CPU (vcpus=1) - all work fine, but when I create machine with 4 CPU (vcpus=4) I see kernel panic on console: APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) SMP: Added CPU 1 (AP) SMP: Added CPU 2 (AP) SMP: Added CPU 3 (AP) gdtpfn=3df8cb pdptpfn=f63f4 panic: HYPERVISOR_vcpu_op(VCPUOP_initialise, cpu, ctxt): /usr/src/sys/i386/xen/mp_machdep.c:929 cpuid = 0 KDB: enter: panic [thread pid 0 tid 0 ] Stopped at kdb_enter+0x3a: movl$0,kdb_why db --- Vasilyev Igor The last time I checked, FreeBSD/DomU was highly buggy, and this includes SMP support. I never managed to get around to figuring out what wasn't being locked correctly. :/ Adrian On 1 April 2010 00:49, Guillaume Seigneuret g...@omegacube.fr wrote: Dear all, When I try to make FreeBSD work in Xen domU with multiple vcups, I got a kernel panic. If someone have a clue . I got the following error : WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.982 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE Features2=0x98e3fdSSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD CM,SSE4.1,SSE4.2,POPCNT AMD Features=0x2810NX,RDTSCP,LM AMD Features2=0x1LAHF TSC: P-state invariant Data TLB: 4 KB pages, 4-way set associative, 64 entries 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size L2 cache: 256 kbytes, 8-way associative, 64 bytes/line real memory = 536870912 (512 MB) Physical memory chunk(s): 0x007f - 0x1f638fff, 518295552 bytes (126537 pages) avail memory = 515362816 (491 MB) APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) ULE: setup cpu 0 [XEN] IPI cpu=0 irq=128 vector=RESCHEDULE_VECTOR (0) [XEN] IPI cpu=0 irq=129 vector=CALL_FUNCTION_VECTOR (1) Event-channel device installed. mem: memory Pentium Pro MTRR support enabled nfslock: pseudo-device null: null device, zero device random: entropy source, Software, Yarrow io: I/O crypto: crypto core Grant table initialized xenbus0: Xen Devices on motherboard xc0: Xen Console on motherboard kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x8 fault code = supervisor read, page not present instruction pointer = 0x21:0xc0389142 stack pointer = 0x29:0xc06c6ad8 frame pointer = 0x29:0xc06c6af0 code segment= base 0x0, limit 0xf, type 0x1b = DPL 1, pres 1, def32 1, gran 1 processor eflags= resume, IOPL = 0 current process = 0 (swapper) [ thread pid 0 tid 10 ] Stopped at intr_execute_handlers+0x12: movl0x8(%ebx),%eax db db db show alllocks Process 0 (kernel) thread 0xc044f430 (10) exclusive sleep mutex Giant (Giant) r = 0 (0xc0450c50) locked @ /usr/src/sys/kern/kern_module.c:117 Or : Started domain RedProxy2 (id=23) WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.984 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA
Xen 8 9 DomU kernel panic with 2 or more virtual CPU
Dear all, When I try to make FreeBSD work in Xen domU with multiple vcups, I got a kernel panic. If someone have a clue . I got the following error : WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.982 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE Features2=0x98e3fdSSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD CM,SSE4.1,SSE4.2,POPCNT AMD Features=0x2810NX,RDTSCP,LM AMD Features2=0x1LAHF TSC: P-state invariant Data TLB: 4 KB pages, 4-way set associative, 64 entries 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size L2 cache: 256 kbytes, 8-way associative, 64 bytes/line real memory = 536870912 (512 MB) Physical memory chunk(s): 0x007f - 0x1f638fff, 518295552 bytes (126537 pages) avail memory = 515362816 (491 MB) APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) ULE: setup cpu 0 [XEN] IPI cpu=0 irq=128 vector=RESCHEDULE_VECTOR (0) [XEN] IPI cpu=0 irq=129 vector=CALL_FUNCTION_VECTOR (1) Event-channel device installed. mem: memory Pentium Pro MTRR support enabled nfslock: pseudo-device null: null device, zero device random: entropy source, Software, Yarrow io: I/O crypto: crypto core Grant table initialized xenbus0: Xen Devices on motherboard xc0: Xen Console on motherboard kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x8 fault code = supervisor read, page not present instruction pointer = 0x21:0xc0389142 stack pointer = 0x29:0xc06c6ad8 frame pointer = 0x29:0xc06c6af0 code segment= base 0x0, limit 0xf, type 0x1b = DPL 1, pres 1, def32 1, gran 1 processor eflags= resume, IOPL = 0 current process = 0 (swapper) [ thread pid 0 tid 10 ] Stopped at intr_execute_handlers+0x12: movl0x8(%ebx),%eax db db db show alllocks Process 0 (kernel) thread 0xc044f430 (10) exclusive sleep mutex Giant (Giant) r = 0 (0xc0450c50) locked @ /usr/src/sys/kern/kern_module.c:117 Or : Started domain RedProxy2 (id=23) WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.984 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE Features2=0x98e3fdSSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD CM,SSE4.1,SSE4.2,POPCNT AMD Features=0x2810NX,RDTSCP,LM AMD Features2=0x1LAHF TSC: P-state invariant Data TLB: 4 KB pages, 4-way set associative, 64 entries 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size L2 cache: 256 kbytes, 8-way associative, 64 bytes/line real memory = 536870912 (512 MB) Physical memory chunk(s): 0x007f - 0x1f638fff, 518295552 bytes (126537 pages) avail memory = 515362816 (491 MB) APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) SMP: Added CPU 1 (AP) gdtpfn=219746 pdptpfn=5cc05 panic: HYPERVISOR_vcpu_op(VCPUOP_initialise, cpu, ctxt): /usr/src/sys/i386/xen/mp_machdep.c:927 cpuid = 0 KDB: enter: panic Here are the kernel informations : uname -a FreeBSD RedProxy2 9.0-CURRENT FreeBSD 9.0-CURRENT Kernel conf : # # XEN -- Kernel configuration for i386 XEN DomU # # $FreeBSD: src/sys/i386/conf/XEN,v 1.13 2010/03/13 09:21:00 ed Exp $
Re: Xen 8 9 DomU kernel panic with 2 or more virtual CPU
The last time I checked, FreeBSD/DomU was highly buggy, and this includes SMP support. I never managed to get around to figuring out what wasn't being locked correctly. :/ Adrian On 1 April 2010 00:49, Guillaume Seigneuret g...@omegacube.fr wrote: Dear all, When I try to make FreeBSD work in Xen domU with multiple vcups, I got a kernel panic. If someone have a clue . I got the following error : WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.982 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE Features2=0x98e3fdSSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD CM,SSE4.1,SSE4.2,POPCNT AMD Features=0x2810NX,RDTSCP,LM AMD Features2=0x1LAHF TSC: P-state invariant Data TLB: 4 KB pages, 4-way set associative, 64 entries 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size L2 cache: 256 kbytes, 8-way associative, 64 bytes/line real memory = 536870912 (512 MB) Physical memory chunk(s): 0x007f - 0x1f638fff, 518295552 bytes (126537 pages) avail memory = 515362816 (491 MB) APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) ULE: setup cpu 0 [XEN] IPI cpu=0 irq=128 vector=RESCHEDULE_VECTOR (0) [XEN] IPI cpu=0 irq=129 vector=CALL_FUNCTION_VECTOR (1) Event-channel device installed. mem: memory Pentium Pro MTRR support enabled nfslock: pseudo-device null: null device, zero device random: entropy source, Software, Yarrow io: I/O crypto: crypto core Grant table initialized xenbus0: Xen Devices on motherboard xc0: Xen Console on motherboard kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x8 fault code = supervisor read, page not present instruction pointer = 0x21:0xc0389142 stack pointer = 0x29:0xc06c6ad8 frame pointer = 0x29:0xc06c6af0 code segment = base 0x0, limit 0xf, type 0x1b = DPL 1, pres 1, def32 1, gran 1 processor eflags = resume, IOPL = 0 current process = 0 (swapper) [ thread pid 0 tid 10 ] Stopped at intr_execute_handlers+0x12: movl 0x8(%ebx),%eax db db db show alllocks Process 0 (kernel) thread 0xc044f430 (10) exclusive sleep mutex Giant (Giant) r = 0 (0xc0450c50) locked @ /usr/src/sys/kern/kern_module.c:117 Or : Started domain RedProxy2 (id=23) WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2010 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010 drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. Xen reported: 2526.984 MHz processor. Timecounter ixen frequency 10 Hz quality 0 CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class CPU) Origin = GenuineIntel Id = 0x106e5 Family = 6 Model = 1e Stepping = 5 Features=0xbfebfbffFPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA ,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE Features2=0x98e3fdSSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD CM,SSE4.1,SSE4.2,POPCNT AMD Features=0x2810NX,RDTSCP,LM AMD Features2=0x1LAHF TSC: P-state invariant Data TLB: 4 KB pages, 4-way set associative, 64 entries 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size L2 cache: 256 kbytes, 8-way associative, 64 bytes/line real memory = 536870912 (512 MB) Physical memory chunk(s): 0x007f - 0x1f638fff, 518295552 bytes (126537 pages) avail memory = 515362816 (491 MB) APIC: Using the MPTable enumerator. SMP: Added CPU 0 (BSP) SMP: Added CPU 1 (AP) gdtpfn=219746 pdptpfn=5cc05 panic:
